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<?php
declare(strict_types=1);
namespace Yiisoft\Translator\Message\Gettext;
use Yiisoft\Translator\MessageReaderInterface;
final class MessageSource implements MessageReaderInterface
{
private string $path;
private array $boundDomains = [];
public function __construct(string $path)
if (!is_dir($path)) {
throw new \RuntimeException(sprintf('Directory "%s" does not exist.', $path));
}
$this->path = $path;
/**
* {@inheritdoc}
*
* We use first parameter as `$n` for plurals if its value type is int.
*/
public function getMessage(string $id, string $category, string $locale, array $parameters = []): ?string
$this->bindDomain($category);
$this->setLocale($locale);
$n = current($parameters);
if (is_int($n) === false) {
return dgettext($category, $id);
return dngettext($category, $id, $id, $n);
private function bindDomain(string $category): void
if (!isset($this->boundDomains[$category])) {
bindtextdomain($category, $this->path);
private function setLocale(string $locale): void
if (!setlocale(LC_ALL, $locale)) {
throw new \RuntimeException(sprintf('Locale "%s" cannot be set.', $locale));
yiisoft /
translator-message-gettext
